U.S. Coast and Geodetic Survey ; L.O. Colbert, Director. Depths shown by soundings and lines; relief by hachures and spot heights. 1942 variation c... U.S. Coast and Geodetic Survey.
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U.S. Coast and Geodetic Survey. Relief shown by hachures and spot heights; depths shown by soundings. No. 8502. Annotated. U.S. Coast and Geodetic Survey.
1881. U.S. Coast and Geodetic Survey. Scale approximately 1,100,000. Relief shown by hachures and spot heights. Depths shown by soundings. Includes references and 5 insets. compiled and... U.S. Coast and Geodetic Survey.
Relief shown by shading and hachures. Depths shown by soundings and shading. Includes buoys, weather signals, bottom types, and charts of tides and... U.S. Coast and Geodetic Survey.
Relief shown by shading and hachures. Depths shown by soundings and shading. Includes buoys, weather signals, bottom types, and charts of tides and... U.S. Coast and Geodetic Survey.
from shoran controlled mosaics of aerial photographs of 1953 by Aero Service Corporation, Philadelphia, Pa. Relief shown by hachures. Alternate tit... U.S. Coast and Geodetic Survey.
from shoran controlled mosaics of aerial photographs of 1953 by Aero Service Corporation, Philadelphia, Pa. Relief shown by hachures. Alternate tit... U.S. Coast and Geodetic Survey.
Depths shown by soundings and isolines; relief by hachures and spot heights. 1937 variation compasses. Includes navigational notes. Covers area fro... U.S. Coast and Geodetic Survey.
Relief shown by hachures and spot heights. Depths shown by soundings and isolines. Shows coastal areas only. U.S. Coast and Geodetic Survey.
U.S. Coast and Geodetic Survey.